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MIPS support and memory access error reporting (Daniel Jacobowitz)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1685 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-12-05 19:55:19 +00:00
parent 89984cd2e5
commit 6f970bd90e
1 changed files with 72 additions and 4 deletions
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76
gdbstub.c
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@ -421,6 +421,72 @@ static void cpu_gdb_write_registers(CPUState *env, uint8_t *mem_buf, int size)
ptr += 8 * 12 + 4;
cpsr_write (env, tswapl(*(uint32_t *)ptr), 0xffffffff);
}
#elif defined (TARGET_MIPS)
static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf)
{
int i;
uint8_t *ptr;
ptr = mem_buf;
for (i = 0; i < 32; i++)
{
*(uint32_t *)ptr = tswapl(env->gpr[i]);
ptr += 4;
}
*(uint32_t *)ptr = tswapl(env->CP0_Status);
ptr += 4;
*(uint32_t *)ptr = tswapl(env->LO);
ptr += 4;
*(uint32_t *)ptr = tswapl(env->HI);
ptr += 4;
*(uint32_t *)ptr = tswapl(env->CP0_BadVAddr);
ptr += 4;
*(uint32_t *)ptr = tswapl(env->CP0_Cause);
ptr += 4;
*(uint32_t *)ptr = tswapl(env->PC);
ptr += 4;
/* 32 FP registers, fsr, fir, fp. Not yet implemented. */
return ptr - mem_buf;
}
static void cpu_gdb_write_registers(CPUState *env, uint8_t *mem_buf, int size)
{
int i;
uint8_t *ptr;
ptr = mem_buf;
for (i = 0; i < 32; i++)
{
env->gpr[i] = tswapl(*(uint32_t *)ptr);
ptr += 4;
}
env->CP0_Status = tswapl(*(uint32_t *)ptr);
ptr += 4;
env->LO = tswapl(*(uint32_t *)ptr);
ptr += 4;
env->HI = tswapl(*(uint32_t *)ptr);
ptr += 4;
env->CP0_BadVAddr = tswapl(*(uint32_t *)ptr);
ptr += 4;
env->CP0_Cause = tswapl(*(uint32_t *)ptr);
ptr += 4;
env->PC = tswapl(*(uint32_t *)ptr);
ptr += 4;
}
#else
static int cpu_gdb_read_registers(CPUState *env, uint8_t *mem_buf)
{
@ -511,10 +577,12 @@ static int gdb_handle_packet(GDBState *s, CPUState *env, const char *line_buf)
if (*p == ',')
p++;
len = strtoul(p, NULL, 16);
if (cpu_memory_rw_debug(env, addr, mem_buf, len, 0) != 0)
memset(mem_buf, 0, len);
memtohex(buf, mem_buf, len);
put_packet(s, buf);
if (cpu_memory_rw_debug(env, addr, mem_buf, len, 0) != 0) {
put_packet (s, "E14");
} else {
memtohex(buf, mem_buf, len);
put_packet(s, buf);
}
break;
case 'M':
addr = strtoul(p, (char **)&p, 16);